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CVKR Silent Check Valve

CVKR Silent Check Valve

1、 Overview Of CVKR Type Silent Check Valve Large Caliber Silent Check Valve Adopts A Contour Design That Conforms To Hydraulics, Achieving A Better Streamlined Waterway. It Is Equipped With A Fluid Guiding Design Inside, Which Can Ensure Minimal Pressure Loss. The Silent Check Valve Is Installed At The Outlet Of The Water Pump And Quickly Closes Before The Water Flows Back. To Avoid The Generation Of Water Hammer, Water Hammer Sound, And Destructive Impact, In Order To Achieve The Purpose Of Qu
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1、 Overview Of CVKR Silent Check Valve

The Large-diameter Silent Check Valve Adopts A Contour Design That Conforms To Hydraulics, Achieving A Better Streamlined Waterway. It Is Equipped With A Fluid Guiding Design Inside To Ensure Minimal Pressure Loss. The Silent Check Valve Is Installed At The Outlet Of The Water Pump And Quickly Closes Before The Water Flows Back. To Avoid The Generation Of Water Hammer, Water Hammer Sound, And Destructive Impact, In Order To Achieve The Purpose Of Quieting And Preventing Backflow Of Various Protective Equipment. Widely Used In Water Supply And Drainage, Fire Protection, HVAC, Industrial And Other Systems.


2、 Technical Parameters Of CVKR Silent Check Valve

Nominal DiameterDN300-600mm
Nominal Pressure1.0/1.6/2.5MPa
Operating Temperature0℃-80℃
Sealing Test11 Times Nominal Pressure
Shell Test15 Times Nominal Pressure


3、 Material Description Of CVKR Silent Check Valve

Serial NumberPart NameMaterial
OneValve BodyGG25
TwoValve DiscQA19-4
ThreeBearingQA19-4
FourSpringSUS316
FiveDiversion BodyGG25
SixValve SeatQAl9-4


4、 Main External Dimensions Of CVKR Silent Check Valve(Flange Drill 7L According To GB/T17241.6-1998 Standard) Unit: Mm

ModelNominal DiameterD1D2D3N-mdL
1.0MPa1.6MPa1.0MPa1.6MPa1.0MPa1.6MPa1.0MPa1.6MPa
CVKR-0300DN300Three Hundred And SeventyFour HundredFour Hundred And TenFour Hundred And Sixty12-1312-28One Hundred And Seventy-one
CVKR-0350DN350Four Hundred And Twenty-nineFour Hundred And SixtyFour Hundred And SeventyFive Hundred And Twenty16-2316-28One Hundred And Eighty-four
CVKR-0400DN400Four Hundred And EightyFive Hundred And FifteenFive Hundred And Twenty-fiveFive Hundred And Eighty16-2816-31One Hundred And Ninety-one
CVKR-0450DN450Five Hundred And ThirtyFive Hundred And Sixty-fiveFive Hundred And Eighty-fiveSix Hundred And Forty20-2820-31Two Hundred And Three
CVKR-0500DN500Five Hundred And Eighty-twoSix Hundred And TwentySix Hundred And FiftySevenFive20-2820-34Two Hundred And Nineteen
CVKR-0600DN600Six Hundred And Eighty-twoSeven Hundred And Twenty-fiveSeven Hundred And SeventyEight Hundred And TenEight Hundred And Forty20-3120-37Two Hundred And Twenty-two
CVKR-0700DN700Seven Hundred And Ninety-fourEight Hundred And FortyEight Hundred And FortyEight Hundred And Ninety-fiveNine Hundred And Ten24-3124-37Two Hundred And Eighty
CVKR-0800DN800Nine Hundred And OneNine Hundred And FiftyNine Hundred And FiftyOne Thousand And FifteenOne Thousand And Twenty-five24-3424-40Three Hundred And Fifty-six
CVKR-0900DN900One Thousand And OneOne Thousand And FiftyOne Thousand And FiftyOne Thousand One Hundred And Twenty-fiveOne Thousand One Hundred And Twenty-five28-4028-40Three Hundred And Sixty-eight
CVKR-1000DNl000One Thousand One Hundred And TwelveOne Thousand One Hundred And SixtyOne Thousand One Hundred And SeventyOne Thousand Two Hundred And ThirtyOne Thousand Two Hundred And Fifty-five28-4328-43Four Hundred And Thirty-two
CVKR-1200DNl200One Thousand Three Hundred And Twenty-eightOne Thousand Three Hundred And EightyOne Thousand Three Hundred And NinetyOne Thousand Four Hundred And Fifty-fiveOne Thousand Four Hundred And Eighty-five32-4932-49Five Hundred And Twenty-four


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